Base | Representation |
---|---|
bin | 1101110111111111101011… |
… | …0001001001100100100101 |
3 | 2000000102110111200120012212 |
4 | 3131333322301021210211 |
5 | 3444422020312300412 |
6 | 52240201545253205 |
7 | 3133116611624414 |
oct | 335777261114445 |
9 | 60012414616185 |
10 | 15255636056357 |
11 | 4951973927344 |
12 | 1864789794205 |
13 | 8687a5b4b658 |
14 | 3aa53ba3947b |
15 | 1b6c7a176222 |
hex | ddffac49925 |
15255636056357 has 8 divisors (see below), whose sum is σ = 15301557918240. Its totient is φ = 15209760096720.
The previous prime is 15255636056207. The next prime is 15255636056377. The reversal of 15255636056357 is 75365063655251.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-15255636056357 is a prime.
It is a super-2 number, since 2×152556360563572 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 15255636056296 and 15255636056305.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15255636056377) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10809803 + ... + 12139320.
It is an arithmetic number, because the mean of its divisors is an integer number (1912694739780).
Almost surely, 215255636056357 is an apocalyptic number.
It is an amenable number.
15255636056357 is a deficient number, since it is larger than the sum of its proper divisors (45921861883).
15255636056357 is a wasteful number, since it uses less digits than its factorization.
15255636056357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22951123.
The product of its (nonzero) digits is 85050000, while the sum is 59.
The spelling of 15255636056357 in words is "fifteen trillion, two hundred fifty-five billion, six hundred thirty-six million, fifty-six thousand, three hundred fifty-seven".
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